Hal Leonard joins Muse Group: Uniting two content leaders on a shared Mission to Improve the Lives of Music Makers — Muse Group

Hal Leonard Combines with Muse Group, Uniting Two Music-Content

MMR Global « MMR Magazine – Musical Merchandise Review

Scott Karan on LinkedIn: #iamprofessional

Oriol López Calle on LinkedIn: Music Copying & Digitizing Service

Oriol López Calle on LinkedIn: Music Rhythm Charts: Music Notation

Oriol López Calle on LinkedIn: #musicbiz23

Muse Group acquires Hal Leonard - Scoring Notes

Muse Group acquires Hal Leonard - Scoring Notes

RPMDA: Retail Print Music Dealers Association